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Missouri

$63+ Cheap flights from Kentucky to Missouri

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STL
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Kentucky to Missouri

Cheapest flights from Kentucky to Missouri
Explore the most affordable flight options available from Kentucky to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This Expedia deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Fri 1/29:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 12/23$225
This Expedia deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:35 pmBNA - STL
1 stop4h 01mSouthern / Mokulele
Tue 12/309:50 amSTL - BNA
1 stop3h 58mSouthern / Mokulele
Deal found 12/24$247
This United Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:45 pmCVG - MCI
1 stop5h 05mUnited Airlines
Thu 1/111:24 amMCI - CVG
1 stop4h 30mUnited Airlines
Deal found 12/23$255
This Delta deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amLEX - MCI
1 stop4h 47mDelta
Tue 1/134:00 pmMCI - LEX
1 stop6h 51mDelta
Deal found 12/24$273
This American Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:09 amLEX - MCI
1 stop6h 17mAmerican Airlines
Tue 1/133:01 pmMCI - LEX
2 stops7h 14mAmerican Airlines
Deal found 12/24$278
This Expedia deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:10 amCVG - STL
1 stop28h 52mFrontier
Wed 12/314:27 pmSTL - CVG
1 stop7h 39mFrontier
Deal found 12/23$292
This American Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:49 amBNA - SGF
1 stop5h 05mAmerican Airlines
Sat 1/36:24 pmSGF - BNA
1 stop5h 17mAmerican Airlines
Deal found 12/24$309
This American Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:29 pmBNA - SGF
1 stop5h 25mAmerican Airlines
Sun 12/286:24 pmSGF - BNA
1 stop5h 14mAmerican Airlines
Deal found 12/24$319
This American Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:01 pmTYS - MCI
1 stop6h 53mAmerican Airlines
Sat 1/36:36 pmMCI - TYS
1 stop4h 16mAmerican Airlines
Deal found 12/24$319
This American Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 pmCVG - MCI
2 stops7h 21mAmerican Airlines
Thu 1/15:12 amMCI - CVG
1 stop4h 42mAmerican Airlines
Deal found 12/23$322
This Kiwi.com deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:38 pmBNA - STL
1 stop14h 18mMultiple Airlines
Mon 1/59:50 amSTL - BNA
1 stop3h 58mMultiple Airlines
Deal found 12/25$323
This American Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:20 pmTYS - SGF
1 stop6h 36mAmerican Airlines
Sat 1/36:24 pmSGF - TYS
1 stop4h 28mAmerican Airlines
Deal found 12/24$354

Find flight deals from Kentucky to Missouri

Keep the following information in mind while searching for Kentucky to Missouri flight deals. Data was last updated December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$145
(Frontier)

One-way from

$63
(Trip.com)

Popular in

May

Cheapest in

August

Average price

$249
Provider with most accurate pricing for Louisville Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Lambert-St Louis flights.
Search Deals
From Kentucky to Missouri
Search Deals
One-way flight from Kentucky to Missouri
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 26, 2025.
Use the filters below to find and compare flights from Kentucky to Missouri that are best for you.

Fly from

Kentucky

Fly to

Missouri

Route

Depart

Return

Price

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Sat 1/17

2:27 pm-10:34 pm

1 stop9h 07m

Lambert-St Louis

Sat 1/24

12:12 pm-10:20 pm

1 stop9h 08m

$145

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 2/19

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 2/23

9:50 am-1:48 pm

1 stop3h 58m

$150

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Mon 1/12

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Tue 1/13

9:50 am-1:48 pm

1 stop3h 58m

$152

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Mon 1/12

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Thu 1/15

9:50 am-1:48 pm

1 stop3h 58m

$170

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 1/6

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Sat 1/10

9:50 am-1:48 pm

1 stop3h 58m

$170

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Thu 1/8

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 1/12

9:50 am-1:48 pm

1 stop3h 58m

$172

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Fri 1/23

2:35 pm-6:36 pm

1 stop4h 01m

Lambert-St Louis

Mon 1/26

9:50 am-1:48 pm

1 stop3h 58m

$172

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Tue 1/20

9:00 am-2:46 pm

2 stops30h 46m

Lambert-St Louis

Tue 1/27

5:42 pm-10:20 pm

1 stop27h 38m

$179

NashvilleSt. Louis

BNA - STL

BNASTL

Nashville Intl

Tue 2/10

6:30 am-11:54 am

1 stop5h 24m

Lambert-St Louis

Wed 2/18

10:13 am-3:03 pm

1 stop4h 50m

$183

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Mon 1/5

11:57 am-10:33 pm

1 stop11h 36m

Lambert-St Louis

Thu 1/8

1:07 pm-11:38 pm

1 stop9h 31m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Kentucky with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kentucky to Missouri

What is the cheapest month to book a flight from Kentucky to Missouri?

Currently, August is the cheapest month in which you can book a flight from Kentucky to Missouri (average of $164). Flying from Kentucky to Missouri in February is currently the most expensive (average of $234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KY to MO?

Find hourly flight availability from Kentucky to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

It’s optimal to fly from Kentucky to Missouri at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Kentucky to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kentucky to Missouri flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated December 26, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Kentucky to Missouri have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,012 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,115 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,061 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kentucky to Missouri?

    A quick flight from Kentucky to Missouri can take about 4h 01m. Frontier provides one of the quickest options available for as low as $150. The distance from Kentucky to Missouri is about 272 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Kentucky to Missouri that include hotel bookings?

    Yes. In addition to deals on Kentucky to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kentucky to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kentucky to Missouri.

  • Can I find deals for business class flights from Kentucky to Missouri?

    Yes. Cheapflights offers flight deals from Kentucky to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kentucky to Missouri?

    Currently, August is the cheapest month in which you can book a flight from Kentucky to Missouri (average of $164). Flying from Kentucky to Missouri in February is currently the most expensive (average of $234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Kentucky to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kentucky to Missouri

Discover the top 4 airlines that operate flights from Kentucky to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$152Average$329FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$362FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$226Average$398FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$248Average$529FlexibilityNo cancel feeOn-time69%

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